My neighbors used to give me a hand in time of trouble, _______ was very kind of them.
As a new diplomat, be often thinks of _________he can react more appropriately on such occasions.
Quite the opposite in fact, I like to live ________ much traffic and noise.
Storms most commonly occur_______a warm air mass and a cold air mass touch each other.
He differed from his workmates ___________ he devoted his spare time to charity.
A good friend of mine from _________- I was born showed up at my home right before I left for Beijing.